
<template>
  <dv-border-box-11 v-if="$largeScreen" title="应用" class="global-scree-style global-background-color">
      <div id="app">
        <router-view />
      </div>
    </dv-border-box-11>
    <div v-else id="app" class="global-background-color">
      <router-view />
    </div>
</template>

<script>
export default {
  name: 'App',
  created(){
    //在页面加载时读取sessionStorage里的状态信息
    if(sessionStorage.getItem("store")){
      this.$store.replaceState(Object.assign({},this.$store.state,JSON.parse(sessionStorage.getItem("store"))))
    }
    //在页面刷新时将vuex里的信息保存到sessionStorage里
    window.addEventListener("beforeunload",()=>{
      sessionStorage.setItem("store",JSON.stringify(this.$store.state))
    })
  }
}
</script>
